2011

7.0

2002

7.5

1991

7.6

1977

7.4

2010

8.2

2012

6.7

2024

7.3

1975

8.2

2013

8.2

2024

8.5

1979

6.8

2006

8.6

2018

7.7

2009

8.3

2004

8.1

1951

8.0

2015

7.1

2015

7.6

2024

8.8

2023

6.9